What is an atmosphere and what is its function, especially on our planet?
Daniel Cziczo, Ph.D., Associate Professor of Atmospheric Chemistry, Massachusetts Institute of Technology.

Major Points in the video

• definition of atmosphere
• types of atmospheres
• evolution of an atmosphere
• atmosphere layers (especially important for Earth)
• function of atmosphere
• terra-forming an atmosphere
• geoengineering an atmosphere
• aerosols (particles) and cloud formation
• exoplanet atmospheres